An Introduction to Algebra Upon the Inductive Method of Instruction |
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Results 1-5 of 37
Page 34
... obtain the true result . Then we have 84-68 + x for the difference between 84 and 68- XC . The excess of 40 above the less is 40 is 120 3x . - By the conditions , 84 Transposing and uniting , Dividing by 4 , - -x , and 3 times this 68 + ...
... obtain the true result . Then we have 84-68 + x for the difference between 84 and 68- XC . The excess of 40 above the less is 40 is 120 3x . - By the conditions , 84 Transposing and uniting , Dividing by 4 , - -x , and 3 times this 68 + ...
Page 46
... obtained . It is evident , that the coefficients of either of the unknown quantities may always be rendered alike in the two equations , by multiplying the first equation by the coefficient which the quantity that you wish to make dis ...
... obtained . It is evident , that the coefficients of either of the unknown quantities may always be rendered alike in the two equations , by multiplying the first equation by the coefficient which the quantity that you wish to make dis ...
Page 49
... obtained , containing only one unknown quantity , which may be solved the usual way . 2y + 15 4. Divide the first by 3 , x = 3 5. Multiply the 4th by 7 , 7x = 14y + 105 3 Substitute this value of 7 x in the 3d , 6 . 3y + 30 = 14y + 105 ...
... obtained , containing only one unknown quantity , which may be solved the usual way . 2y + 15 4. Divide the first by 3 , x = 3 5. Multiply the 4th by 7 , 7x = 14y + 105 3 Substitute this value of 7 x in the 3d , 6 . 3y + 30 = 14y + 105 ...
Page 51
... obtained . The solution with numbers has been performed at the same time with the reasoning ; and when the work was finished , no traces of the operations re mained in the result . But algebra has a more important pur- pose . Pure ...
... obtained . The solution with numbers has been performed at the same time with the reasoning ; and when the work was finished , no traces of the operations re mained in the result . But algebra has a more important pur- pose . Pure ...
Page 53
... obtained , put in the numbers again , and see if the an- swers agree . Let him also try other numbers . The examples in Art . II . may be generalized in the same manner . 3. A man being asked his age , answered , that if its half and ...
... obtained , put in the numbers again , and see if the an- swers agree . Let him also try other numbers . The examples in Art . II . may be generalized in the same manner . 3. A man being asked his age , answered , that if its half and ...
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3d power 3d root 5th power a b c A's share a² b³ added algebra algebraic quantities apples approximate root Arith arithmetic becomes binomial Binomial Theorem bought breadth bushels coefficient compound interest compound quantities consisting contain decimal denominator divide the number dividend divisor equal equation example exponent expressed factors figure find the root find the sum formula found by multiplying fraction gallons geometrical progression gives greater Hence horse length less Let the learner letter logarithm merator miles multiplicand number of dollars number of terms observe pears quan question quotient remainder required to find rods rule second power second root second term shillings sold subtracted Suppose third power third root third term twice unknown quantity whole number yards zero
Popular passages
Page 31 - many days did he work, and how many days was he idle ? Let x = the number of days he worked.
Page 34 - A certain person has two silver cups, and only one cover for both. The first cup weighs 12 oz. If the first cup be covered it weighs twice as much as the other cup, but if the second be covered it weighs three times as much as the first.
Page 89 - Divide the first term of the dividend by the first term of the divisor, and write the result as the first term of the quotient.
Page 242 - ... which was moving at the rate of 9 miles in 4 hours. B overtook the same drove of geese at the 45th mile stone, and met the same stage waggon exactly forty minutes before he came to the 31st mile stone. Where was B when A reached London ? (57.
Page 82 - It has been shown above that if both numerator and denominator be multiplied by the same number, the value of the fraction will not be altered. If...
Page 13 - The head of a fish is 12 inches long, the tail is as long as the head + £ of the body, and the body is as long as the head and tail ; what is the length of the fish?
Page 86 - To divide a whole number by a fraction, — Multiply the dividend by the denominator of the fraction, and divide the product by the numerator.
Page 204 - The sum of all the terms. Any three of which being given, the other two may be found.